Concentrating apparatus.



he iollowing are lir'ninatedg' i I T": de'skzribe'our invention so that othei s ve tsodgin thexart to which it; pertains can mgko aiml usje the'same wejhaveillusibriltod ,If; in tli 'aeeompnnyin driwixi'g :rmingfn part ofthis specification, in which tower 7 of courso. an, hczxiexi h the. hot g2: $05 from the furnaces 3 which Gilli? the tuwez- 7 at the bottom and pass upwmzi around the brick 8 and out at. tho top through tho PATEN OFFICE;

' I I oononmnnhflno fi 'mws 'Applicafion-lilcd Scptomhlr 15.; is:

above the ions; thirdQTo tioninflie 'work-nnfi of. course decrease the" efiicie-ncy of thenpparat-ns and the us'of anti-invention these ob ocfiionabha -jeaturgs pans 17: is ooncentratod to. the'flilesi 93.5 per cent; ILSQ gsupply nndldischargo 'ort's no the -piirpose of mp I some? Figure 1, is 'a plan view of an apparatus embodj'ing our, invontion anll'Fig. 2, is a' varied without in the leas what we claim :is newanddsiro to sequre by Lott'elsPatent of tho-Unitml States is :--Y-

J n-i flun 1. tho condensing towel 1 acid which min: '1 f provided ith h h t g It will be m 1emm0 that 'thjofsize terinl andnrrangeme-ntlofxhe parts.

eprting I from the scope OfPlIIZiDYGILfiiQHi Hzivingthufi fully describod'onr mvention 00 1. In a concentrating; apparatus, a ph1-. rahty of furnncosurrfingodih :L'row, a liquid containing pan. over each furnace, a 0011- 105 'dnsing tower at one end of the row of furnaces and a film nxtonriing over the row of pans and cum'mcimg with the tower whereby each on will ha? soparatnly heated and the for 51mm all the pans: wlll pass through 110 the sznne- {h e to' the tower. r

2 In. a concentratmg appalnuls a plurality of furnaces nrrm'iged in a. row, an

arch over each furnace, a liquid containing pan on each arch and flue above the pans connected by branch fines with the furnaces,

5 said flues bein s0 arranged that the hot gases from the urnuees and. the fumes from the pans will mingle andpass to the same tower. 4

In testimony whereof we have signed our 10 names to thisspecification in presence of witnesses 0n. the 2nd day of September, 1915, at Pittsburgh, Pennsylvania, and on the 23rd day of August. 1915, at Isabella,Tennessee, respectively.

v NICHOLAS L. HEINZ. JOHN W. GEIB. itnesses:

MARGARET M. SMITH, J. F. ANDERSON. 

